| article html file updated | 6 February 2020 07:08 CET | Update | https://www.mdpi.com/1420-3049/19/2/1843 |
| article html file updated | 20 September 2019 05:42 CEST | Update | - |
| article html file updated | 7 May 2019 18:54 CEST | Update | - |
| article html file updated | 21 March 2019 12:02 CET | Update | - |
| article html file updated | 12 September 2018 05:06 CEST | Update | - |
| article html file updated | 19 August 2015 19:41 CEST | Original file | - |
| article pdf uploaded. | 14 February 2014 17:38 CET | Updated version of record | https://www.mdpi.com/1420-3049/19/2/1843/pdf |
| article pdf uploaded. | 7 February 2014 09:52 CET | Version of Record | https://www.mdpi.com/1420-3049/19/2/1843/pdf-vor |
